A Framework of Multilayer Multiphase Interleaved Converter for Electric Vehicle Based on Graph Theory

Table 1

Symbol description.

Symbol	Meaning of symbol
	Voltage duty cycle of i^th upper switch
	The input voltage of the equalizer
	The output voltage of the equalizer
	Battery terminal voltage
	Equivalent input resistance
	Equivalent resistance at both ends of the battery
	The equivalent resistance of MOSFET at the upper end of the battery equalizer
	Battery equalizer energy storage inductance equivalent resistance value
	Equivalent output resistance
	The equivalent resistance of MOSFET at the lower end of battery equalizer
	Battery equalizer energy storage inductance at both ends of the current flow